Home / 1,228,919.04-1,843,017.71-430,051.68

Finding the Fourth Proportional to 1,228,919.04, 1,843,017.71 and 430,051.68

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Solution

The fourth proportional to 1,228,919.04, 1,843,017.71 and 430,051.68 is: 644,951.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,919.04 : 1,843,017.71 = 430,051.68 : x
  2. Step 2: Convert to fraction form
    1,228,919.04/1,843,017.71 = 430,051.68/x
  3. Step 3: Cross multiply
    1,228,919.04x = 1,843,017.71 × 430,051.68
  4. Step 4: Simplify right side
    1,228,919.04x = 792,592,860,304.99
  5. Step 5: Solve for x
    x = 792,592,860,304.99/1,228,919.04
  6. Step 6: Final answer
    x = 644,951.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.